LIQUID LEVEL DETECTOR

摘要

A liquid level detector capable of attaining size reduction, comprising a float arm (2) having a float floating on a liquid surface, an arm holder (4) holding the float arm (2) and having a shaft portion (24) serving as a pivot for the turning movement of the float arm (2), a main body frame (3) having two bearing portions (30, 31) pivotally supporting the shaft portion (24) of the arm holder (4), a circuit board (7) fixed to the main body frame (3), and a contact holding member (5) which has slide contacts (6) sliding on the circuit board (7) and which is fixed to the arm holder (4), the float arm (2) and contact holding member (5) being held by the arm holder (4), positioned between the bearing portions (30, 31).